Surname Валанчюс (Valancius 
, Валанчюс 
, Valančius ) , in the entire world, is a rare family name. The surname Валанчюс is characteristic of Lithuania, where it is quite a common surname, Belarus, where it is a rare surname, and Norway. Not in comparison with a country's population, it most frequently occurs in Lithuania, the United States, and Belarus.
| VARIANT | COUNTRY |
|---|---|
| Valancius | Norway, United Kingdom, United States, Canada, Lithuania |
| Валанчюс | Russia, Ukraine, Belarus |
| Valančius | Lithuania |
|
мотеюс валанчюс Lithuanian bishop, LT (b. 1801) |
|